If you call recv() in non-blocking mode, it will return any data that the system has in it's read buffer for that socket. But, it won't wait for that data. If the read buffer is empty, the system will return from recv() immediately saying ``Operation Would Block!''. The same is true of the send() API.
Jacksboro welcoming sign. Jacksboro is a city in Jack County, Texas, in the United States. The population was 4,511 at the 2010 census. Jacksboro is located at the junction of U.S. Highways 281 and 380, and it is the county seat of Jack County. 1 Geography.
Pennsboro is a city in Ritchie County, West Virginia, United States. The population was 1,171 at the 2010 census. The city is located at the junction of U.S. Route 50 and West Virginia Route 74; the North Bend Rail Trail also passes through the city. The town was platted about 1820 by Charles Penn, and named for him.